CN106841239B - Shielded container for accommodating X-ray tube and radiation scanning inspection system - Google Patents
Shielded container for accommodating X-ray tube and radiation scanning inspection system Download PDFInfo
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- CN106841239B CN106841239B CN201710219125.7A CN201710219125A CN106841239B CN 106841239 B CN106841239 B CN 106841239B CN 201710219125 A CN201710219125 A CN 201710219125A CN 106841239 B CN106841239 B CN 106841239B
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- protection cover
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- 238000007689 inspection Methods 0.000 title claims abstract description 28
- 230000005855 radiation Effects 0.000 title claims abstract description 27
- 238000012423 maintenance Methods 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 15
- 230000001681 protective effect Effects 0.000 description 10
- 238000003384 imaging method Methods 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/03—Investigating materials by wave or particle radiation by transmission
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/10—Different kinds of radiation or particles
- G01N2223/101—Different kinds of radiation or particles electromagnetic radiation
- G01N2223/1016—X-ray
Abstract
The application provides a shielding container for accommodating an X-ray tube and a radiation scanning inspection system, wherein the shielding container for accommodating the X-ray tube comprises: the X-ray tube comprises a mounting base, wherein the mounting base is provided with a containing cavity for containing the X-ray tube, the top of the containing cavity is opened to form a top opening, the side surface of the containing cavity is opened to form a side wall opening, and the bottom of the containing cavity is provided with a ray outlet; the top protection cover is detachably arranged at the top of the mounting base and is used for closing the top opening; the side protection cover is detachably arranged on the side face of the mounting base and used for closing the side wall opening. The shielding container that this scheme provided can form the effective shielding to useless X ray, and is convenient for equipment and dismantlement to can reduce the production processing cost of product and the maintenance cost of X ray tube effectively, raise the efficiency.
Description
Technical Field
The present application relates to the field of radiation scanning inspection, and in particular to a shielded container for housing an X-ray tube and a radiation scanning inspection system.
Background
Currently, an X-ray tube is used in a part of radiation scanning inspection systems to generate X-rays for scanning an object to be inspected, and the X-ray tube is mounted on the top of a detection channel of the radiation scanning inspection system, so that the object to be inspected (such as a vehicle or a container to be inspected) is irradiated with the X-rays from top to bottom for radiation scanning inspection. The X-ray generated by the X-ray tube is generally in a fan-shaped radiation, and the X-ray which cannot be received by the detector can cause harmful results if the effective shielding treatment is not carried out, so that useless X-rays except for the solid angle of the imaging fan beam direction are required to be shielded; in addition, the method also considers how to effectively shield useless X-rays and also considers the later maintenance and overhaul of the X-ray tube, namely, how to effectively reduce the maintenance cost.
Disclosure of Invention
The present application aims to solve at least one of the technical problems existing in the prior art.
To this end, an object of the application is to provide a shielding container for accommodating an X-ray tube.
Another object of the present application is to provide a radiation scanning inspection system having the above shielded container.
To achieve at least one of the above objects, according to a first aspect of the present application, there is provided a shielding container for accommodating an X-ray tube of an X-ray machine, comprising: a mounting base provided with a containing cavity for containing the X-ray tube, wherein the top of the containing cavity is opened to form a top opening, the side surface of the accommodating cavity is opened to form a side wall opening, and the bottom of the accommodating cavity is provided with a ray outlet; the top protection cover is detachably arranged at the top of the mounting base and used for closing the top opening; the side protection cover is detachably arranged on the side face of the mounting base and used for closing the side wall opening.
In this technical scheme, through placing the X ray tube in the holding chamber of the installation base of shielding container, on the one hand the X ray that X ray tube generated can be through holding the outside radiation of ray export in chamber bottom to carry out effectual scanning inspection to the thing to be examined, on the other hand through the top protection casing and the side protection casing of this shielding container cover respectively hold chamber top and side open-ended and lateral wall opening, thereby form the effective shielding to useless X ray, avoid causing unnecessary harm result, and further, top protection casing and side protection casing all adopt detachable mode to install and be convenient for assemble and dismantle on the installation base, thereby can reduce the manufacturing cost of product and the maintenance cost of X ray tube effectively, raise the efficiency.
In the foregoing technical solution, preferably, the shielding container for accommodating an X-ray tube further includes: and the rotatable connecting piece is used for detachably mounting the top protective cover and the side protective cover on the mounting base.
In this technical scheme, install top protection casing and side protection casing on the installation base through rotatable connecting piece, the equipment and the dismantlement of shielding container of being convenient for on the one hand, on the other hand can make top protection casing and side protection casing use this rotatable connecting piece to open and shut the operation for the installation base as the axle based on the rotatability of this rotatable connecting piece to the maintenance workman of being convenient for maintains the maintenance to shielding container, has improved work efficiency effectively.
In any of the foregoing solutions, preferably, the rotatable connection includes: the connecting device comprises a first assembly body, a second assembly body and a connecting body, wherein the first assembly body comprises a first mounting hole, the second assembly body comprises a second mounting hole which is opposite to the first mounting hole, one end of the connecting body is connected into the first mounting hole, the other end of the connecting body is connected into the second mounting hole, and the connecting body is connected with the first assembly body and the second assembly body in a rotating mode.
In this technical solution, the rotatable connection member may specifically be a rotational connection relationship in which a pin shaft and a hole are mutually matched, and after two ends of the rotatable connection member are respectively fitted into the first mounting hole of the first assembly body and the second mounting hole of the second assembly body, the first assembly body and the second assembly body may rotate about the connection member as axes, and further, the rotatable connection member may preferably be a hinge.
In any of the foregoing solutions, preferably, the mounting base further includes an assembly bracket, the accommodating cavity is mounted on the assembly bracket, and the assembly bracket includes a first portal and a second portal that are oppositely disposed, and the first assembly body is fixedly mounted on a top and a side of the first portal.
In the technical scheme, the accommodating cavity for accommodating the X-ray tube is arranged on the assembling bracket of the mounting base, so that the shielding container is arranged at the corresponding position of the radiation scanning inspection system through the assembling bracket to emit X-rays for scanning inspection of objects to be inspected, further, the assembling bracket comprises two oppositely arranged door frames, one of the assembling bodies of the rotatable connecting piece is arranged on one of the door frames, so that the top protective cover and the side protective cover can be opened and closed relative to the mounting base, which is equivalent to the operation of opening and closing a door, and the shielding effect on useless X-rays is formed and the maintenance and the overhaul are convenient.
In any of the above solutions, preferably, the top protection cover includes a first flange disposed opposite to each other and a second flange disposed between the two first flanges for covering the top of the second door frame, and the second assembly is fixedly mounted on a side wall of the top protection cover opposite to a side wall where the second flange is located, so as to be rotatably connected with the first assembly fixedly mounted on the top of the first door frame through a connector; the side protection cover comprises a third flanging which is symmetrically arranged with the first flanging when the top protection cover and the side protection cover are arranged on the installation base, and further comprises a fourth flanging and a fifth flanging, wherein the second assembly body is fixedly arranged on the fourth flanging, and is in rotary connection with the first assembly body fixedly arranged on the side face of the first portal frame through the connecting body, and the fifth flanging is covered on the side face of the second portal frame.
In this technical scheme, when top protection casing and side protection casing pass through rotatable connecting piece and install on the installation base, one side turn-ups symmetry that laminates each other sets up to seal the opening that holds the chamber effectively, avoid X ray to leak, and the both sides limit that the turn-ups that top protection casing and side protection casing set up relatively except that the symmetry set up, one side is used for installing rotatable connecting piece's second assembly, in order to cooperate with the first assembly of installing on the first portal of installation base respectively, thereby install the detachable of protection casing on the installation base, and the opposite side then can be covered on the second portal of installation base correspondingly.
In the above technical scheme, the first assembly body and the second assembly body can be respectively installed on the first portal frame and the protective cover through welding, screw fixing and other modes.
In any of the above solutions, preferably, the side protection cover further includes a limiting cantilever, and the limiting cantilever is vertically disposed at the bottom end of the fifth flange; and a limiting step for overlapping the limiting cantilever is arranged on the second portal frame.
In this technical scheme, in order to improve the stability of side protection casing installation on the installation base, can set up spacing step and spacing cantilever on installation base and side protection casing respectively to when installing the side protection casing on the installation base, reduce the risk that the side protection casing dropped and rocked through the cooperation of spacing step and spacing cantilever, install the side protection casing on the installation base firmly together with rotatable connecting piece.
In any of the above solutions, preferably, a horizontal plane where the limiting step is located below a horizontal plane where a bottom edge of the accommodating cavity is located.
In the technical scheme, the bottom of the side protection cover downwards extends to exceed the bottom edge of the containing cavity arranged on the assembly bracket, so that the leakage of X-rays emitted by the X-ray machine ray tube can be effectively avoided.
In any of the above technical solutions, preferably, the first side surface of the side protection cover is in a closed arrangement, the second side surface of the side protection cover is open to form an opening, the first side surface is located at a side where the fourth flange is located, and the second side surface is located at a side where the limiting cantilever is located.
In the technical scheme, one side surface of the side surface protective cover, which is close to the top protective cover, is in a closed arrangement so as to prevent X-ray leakage, and the other side surface, which is opposite to the bottom of the side surface protective cover, is provided with an opening so as to be used as an inlet and an outlet of a high-voltage cable and a cooling oil pipe or a water pipe, so that an X-ray tube of an X-ray machine can emit effective X-rays.
In any of the above technical solutions, preferably, symmetrical mounting holes are provided on the first flange and the third flange.
In this technical scheme, in order to further improve shielding container shielding useless X ray, prevent its effect of leaking, can further carry out detachable fixed with the one side turn-ups of top protection casing and side protection casing laminating each other through the mounting, even the mounting passes the mounting hole that two turn-ups symmetry set up, like realize through the cooperation of screw and nut.
In any of the above technical solutions, preferably, a mounting hole is provided at a bottom end of the assembly bracket.
In the technical scheme, the bottom end of the assembly bracket of the mounting base is provided with the mounting hole for mounting the shielding container to the corresponding position of the radiation scanning inspection system, so that the shielding container can be conveniently mounted to any position of the radiation scanning inspection system, and the shielding container can be conveniently moved and detached.
In any of the above solutions, preferably, the accommodating cavity is arc-shaped; the top shield and the side shield are recessed to a side facing away from the receiving cavity.
In the technical scheme, the accommodating cavity for accommodating the X-ray tube can be designed into an arc shape so as to fully accommodate the X-ray tube and the collimator for correcting the fan-shaped beam of the X-ray emitted by the X-ray tube, so that the X-ray can be ensured to irradiate as much as possible on the detector of the radiation inspection system, the detector can be ensured to be uniformly irradiated, and even if the X-ray beam meets the design standard, the scanning imaging quality is ensured; further, in order to ensure that the shielding container has a housing space for housing the X-ray tube, the high-voltage cable, the cooling oil pipe and the water pipe, the top shield and the side shield may be formed as a cavity recessed to a side facing away from the housing cavity.
In any of the foregoing solutions, preferably, the shielding container for accommodating an X-ray tube further includes: and the electric shutter device is used for controlling the opening and closing states of the ray outlet.
In this technical scheme, can be with the ray outlet design of holding the chamber that is used for holding X ray apparatus ray tube of shielding container for openable automatically controlled opening, open through electronic shutter device control when using, close this ray outlet through its control when not using to place X ray apparatus ray tube in a comparatively confined space, avoid X ray apparatus ray tube to be damaged or polluted by dust particle etc. the life of extension product.
In any of the above technical solutions, preferably, the accommodating cavity, the top protection cover and the side protection cover are made of lead materials, and further in order to avoid the lead forming of the accommodating cavity, the top protection cover and the side protection cover, the accommodating cavity, the top protection cover and the side protection cover may be wrapped with steel plates or sheet metal parts, so as to perform a shaping function.
According to a second aspect of the present application, there is provided a radiation scanning inspection system comprising a shielding container for accommodating an X-ray tube as defined in any one of the above technical solutions, whereby the radiation scanning inspection system has all the advantages of said shielding container for accommodating an X-ray tube, which are not described in detail herein.
Additional aspects and advantages of the application will be set forth in part in the description which follows, or may be learned by practice of the application.
Drawings
The foregoing and/or additional aspects and advantages of the application will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
fig. 1 shows a schematic structure of a shielding container for accommodating an X-ray tube according to an embodiment of the present application;
FIG. 2 illustrates a front view of the shielded container illustrated in FIG. 1;
FIG. 3 is a schematic view showing the structure of a mounting base of the shielding container shown in FIG. 1;
FIG. 4 illustrates a front view of the mounting base shown in FIG. 3;
FIG. 5 shows a schematic view of the top shield of the shielded container of FIG. 1;
FIG. 6 illustrates a top view of the top shield of FIG. 5;
FIG. 7 shows a schematic view of the structure of a side shield positioned on the left side of the shielded container shown in FIG. 1;
fig. 8 illustrates a bottom view of the side shield of fig. 7.
Wherein, the correspondence between the reference numerals and the component names in fig. 1 to 8 is:
10 mounting base, 102 accommodating cavity, 1022 ray outlet, 104 mounting bracket, 1042 first portal, 1044 second portal, 1046 spacing step, 1048 mounting hole, 20 top shield, 202 first flange, 204 second flange, 30 side shield, 302 third flange, 304 fourth flange, 306 fifth flange, 308 spacing cantilever, 310 opening, 40 rotatable connector, 402 first assembly, 404 second assembly.
Detailed Description
In order that the above-recited objects, features and advantages of the present application will be more clearly understood, a more particular description of the application will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, without conflict, the embodiments of the present application and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced otherwise than as described herein, and therefore the scope of the present application is not limited to the specific embodiments disclosed below.
A shielding container for accommodating an X-ray tube according to an embodiment of the present application will be described in detail with reference to fig. 1 to 8.
As shown in fig. 1 and 2, a shielding container for accommodating an X-ray tube according to an embodiment of the present application includes: a mounting base 10, a top shield 20 and a side shield 30.
The mounting base 10 is provided with a containing cavity 102 for containing an X-ray tube, the top of the containing cavity 102 is opened to form a top opening, the side surface of the containing cavity 102 is opened to form a side wall opening, and the bottom of the containing cavity 102 is provided with a ray outlet 1022; the top protection cover 20 is detachably installed on the top of the installation base 10 and is used for closing the top opening; the side shield 30 is detachably mounted on the side of the mounting base 10, and is used for closing the side wall opening.
In this embodiment, by placing the X-ray tube in the accommodating cavity 102 of the mounting base 10 of the shielding container, on one hand, the X-rays generated by the X-ray tube can radiate outwards through the ray outlet 1022 at the bottom of the accommodating cavity 102 to perform effective scanning inspection on the object to be inspected, and on the other hand, the top opening and the side wall opening of the top and the side surfaces of the accommodating cavity 102 are respectively covered by the top protecting cover 20 and the side protecting cover 30 of the shielding container, so that effective shielding on useless X-rays is formed, unnecessary damage results are avoided, and further, the top protecting cover 20 and the side protecting cover 30 are both detachably mounted on the mounting base 10 to facilitate assembly and disassembly, thereby effectively reducing the production and processing cost of the product and the maintenance and overhaul cost of the X-ray tube and improving the efficiency.
Further, in the above embodiment, the shielding container for accommodating an X-ray tube further includes: a rotatable connection 40, said rotatable connection 40 being used to removably mount said top shield 20 and said side shield 30 to said mounting base 10.
In this embodiment, the top shield 20 and the side shield 30 are mounted on the mounting base 10 by the rotatable connection 40, so that on one hand, the assembly and disassembly of the shielding container are facilitated, and on the other hand, the top shield 20 and the side shield 30 can be opened and closed relative to the mounting base 10 by taking the rotatable connection 40 as an axis based on the rotatability of the rotatable connection 40, thereby facilitating maintenance and repair of the shielding container by a maintenance worker, and effectively improving the working efficiency.
Further, in any of the above embodiments, the rotatable connection 40 includes: the first assembly body 402, the second assembly body 404 and the connecting body, wherein the first assembly body 402 comprises a first mounting hole, the second assembly body 404 comprises a second mounting hole opposite to the first mounting hole, one end of the connecting body is connected into the first mounting hole, and the other end of the connecting body is connected into the second mounting hole, so that the connecting body is connected with the first assembly body 402 and the second assembly body 404 in a rotating mode.
In this embodiment, the rotatable connection member 40 may specifically be a pin-to-hole rotational connection relationship, and after the two ends of the rotatably connected connection body are respectively fitted into the first mounting hole of the first fitting body 402 and the second mounting hole of the second fitting body 404, the first fitting body 402 and the second fitting body 404 may rotate about the axes, and further, the rotatable connection member 40 may preferably be a hinge, as shown in fig. 1 to 2 and fig. 6 to 8, wherein the connection body is not shown in the drawings.
Further, in any of the above embodiments, as shown in fig. 1, 2, 3 and 4, the mounting base 10 further includes a mounting bracket 104, the accommodating cavity 102 is mounted on the mounting bracket 104, and the mounting bracket 104 includes a first door frame 1042 and the second door frame 1044 disposed opposite to each other, and the first assembly 402 is fixedly mounted on a top and a side of the first door frame 1042.
In this embodiment, the accommodating chamber 102 for accommodating the X-ray tube is mounted on the mounting bracket 104 of the mounting base 10, so that the shielding container is mounted to the corresponding position of the radiation scanning inspection system by the mounting bracket 104 to emit X-rays for scanning inspection of an object to be inspected, and further, the mounting bracket 104 includes two oppositely disposed door frames, and one of the assemblies of the rotatable connecting member 40 is mounted on one of the door frames, so that the top shield 20 and the side shield 30 can be opened and closed with respect to the mounting base 10, which corresponds to an operation of opening and closing the door, and facilitates maintenance and inspection while forming a shielding effect against useless X-rays.
Further, in any of the above embodiments, as shown in fig. 5, 6, 7 and 8, the top cover 20 includes a first flange 202 disposed opposite to each other and a second flange 204 interposed between the two first flanges 202 for covering the top of the second door frame 1044, and the second assembly 404 is fixedly installed on a side wall of the top cover 20 opposite to the side wall where the second flange 204 is located, so as to be rotatably connected with the first assembly 402 fixedly installed on the top of the first door frame 1042 through a connector; the side protection cover 30 includes a third flange 302 symmetrically disposed with the first flange 202 when the top protection cover 20 and the side protection cover 30 are mounted on the mounting base 10, and further includes a fourth flange 304 and a fifth flange 306, wherein the second assembly 404 is fixedly mounted on the fourth flange 304, so as to be rotatably connected with the first assembly 402 fixedly mounted on the side of the first door frame 1042 through the connector, and the fifth flange 306 covers the side of the second door frame 1044.
In this embodiment, when the top shield 20 and the side shield 30 are mounted on the mounting base 10 through the rotatable connection 40, the flanges on one side, which are attached to each other, are symmetrically disposed to effectively close the opening of the accommodating cavity 102, so as to prevent X-rays from leaking, and the two opposite sides of the top shield 20 and the side shield 30, except for the symmetrically disposed flanges, are respectively engaged with the first assembly 402 mounted on the first door frame 1042 of the mounting base 10, while the second assembly 404 for mounting the rotatable connection 40 is engaged with the second assembly 1044 of the mounting base 10, so that the shield is detachably mounted on the mounting base 10, and the other side is correspondingly covered on the second door frame 1044 of the mounting base 10.
Further, in the above-described embodiment, the first fitting body 402 and the second fitting body 404 may be respectively mounted on the first door frame 1042 and the cover by welding, screw fixing, or the like, and the top protective cover 20 and the side protective cover 30 may be respectively mounted on the mounting base 10 by at least two rotatable connection members 40.
Further, in any of the above embodiments, as shown in fig. 3, 4 and 7, the side protection cover 30 further includes a limiting cantilever 308, where the limiting cantilever 308 is vertically disposed at the bottom end of the fifth flange 306; and a limiting step 1046 for overlapping the limiting cantilever 308 is disposed on the second door frame 1044.
In this embodiment, in order to improve the stability of the side shield 30 mounted on the mounting base 10, a limit step 1046 and a limit cantilever 308 may be provided on the mounting base 10 and the side shield 30, respectively, to reduce the risk of the side shield 30 falling and shaking by the cooperation of the limit step 1046 and the limit cantilever 308 when the side shield 30 is mounted on the mounting base 10, and to firmly mount the side shield 30 on the mounting base 10 together with the rotatable connection 40.
Further, in any of the above embodiments, as shown in fig. 3 and 4, the level of the limiting step 1046 is located below the level of the bottom edge of the accommodating cavity 102.
In this embodiment, the bottom of the side shield 30 extends downward beyond the bottom edge of the receiving cavity 102 disposed on the mounting bracket 104, thereby effectively avoiding X-ray leakage from the X-ray tube.
Further, in any of the above embodiments, as shown in fig. 7, the first side surface of the side protection cover 30 is in a closed arrangement, the second side surface is open to form an opening 310, and the first side surface is located on the side where the fourth flange 304 is located, and the second side surface is located on the side where the limiting cantilever 308 is located.
In this embodiment, one side of the side shield 30 near the top shield 20 is closed to prevent X-ray leakage, while the opposite side at the bottom of the side shield 30 is formed with an opening 310 to act as an inlet and outlet for high voltage cables and cooling oil or water pipes to ensure that the X-ray tube can emit effective X-rays.
Further, in any of the above embodiments, as shown in fig. 1, 5, 7 and 8, symmetrical mounting holes are provided on the first flange 202 and the third flange 302.
In this embodiment, in order to further improve the effect of shielding the unwanted X-rays by the shielding container and preventing leakage thereof, the side flanges of the top shield 20 and the side shield 30, which are attached to each other, may be further detachably fixed by the fixing member even though the fixing member passes through the mounting holes symmetrically provided in the two flanges, for example, by the cooperation of a screw and a nut.
Further, in any of the above embodiments, as shown in fig. 3, the bottom end of the mounting bracket 104 is provided with a mounting hole 1048.
In this embodiment, the bottom end of the mounting bracket 104 of the mounting base 10 is provided with mounting holes 1048 for mounting the shielded container to a corresponding location of the radiation scanning inspection system, so that the shielded container can be conveniently mounted to any location of the radiation scanning inspection system where the shielded container can be mounted, facilitating the movement of the location and the disassembly.
Further, in any of the above embodiments, as shown in fig. 1, 3, 5 and 7, the accommodating cavity 102 has an arc shape; the top shield 20 and the side shield 30 are recessed to a side facing away from the receiving cavity 102.
In this embodiment, the accommodating cavity 102 for accommodating the X-ray tube may be designed into an arc shape, so as to sufficiently accommodate the X-ray tube and a collimator for correcting the fan-shaped beam of the X-ray emitted by the X-ray tube, so as to ensure that as much of the X-ray irradiates the detector of the radiation inspection system as possible, and ensure that the detector is uniformly irradiated, even if the X-ray beam meets the design criteria, thereby ensuring the scanning imaging quality; further to ensure that the shielding container has a receiving space for the X-ray tube, the high voltage cable and the cooling oil and water pipes, the top shield 20 and the side shield 30 may be formed as cavities recessed to a side facing away from the receiving cavity 102.
Further, in any of the foregoing embodiments, the shielding container for accommodating an X-ray tube further includes: and an electric shutter device for controlling the opening and closing state of the radiation outlet 1022.
In this embodiment, the radiation outlet 1022 of the accommodating cavity 102 of the shielding container for accommodating the X-ray tube may be designed as an openable and closable electrical control opening, which is controlled to be opened by the electrical shutter device when in use, and is controlled to be closed when not in use, so as to place the X-ray tube in a relatively closed space, thereby avoiding damage or contamination of the X-ray tube by dust particles, and prolonging the service life of the product.
Further, in any of the above embodiments, the accommodating cavity 102, the top protection cover 20 and the side protection cover 30 are made of lead material, and further to avoid the lead accommodating cavity 102, the top protection cover 20 and the side protection cover 30 from being shaped, the lead accommodating cavity, the top protection cover 20 and the side protection cover 30 may be wrapped with steel plates or sheet metal parts to perform a shaping function.
Further, in any of the above embodiments, the dimensions of the mounting base 10, the top shield 20 and the side shields 30 of the shielding container may be specifically designed according to the size of the X-ray tube to be actually required to be accommodated, the number and volume of the objects to be accommodated therein, and the like.
As an embodiment of the application, the shielding container for accommodating an X-ray tube according to any of the above embodiments may be applied to a radiation scanning inspection system.
Generally, in a radiation scanning inspection system, a shielding container for accommodating an X-ray tube and a detector of the radiation scanning inspection system are disposed opposite to each other, the detector is used for receiving X-rays emitted from the X-ray tube and passing through an object to be inspected for imaging, and in order to ensure imaging quality, when the X-ray tube is mounted in the shielding container, it should be ensured that an axis of a central 0 degree angle of an X-ray fan beam emitted from the X-ray tube coincides with or is close to a symmetry axis of the detector, so that the entire detector is uniformly irradiated.
The technical scheme of the application is described in detail by combining the drawings, the effective shielding of useless X-rays can be formed, and the assembly and the disassembly are convenient, so that the production and processing cost of products and the maintenance and overhaul cost of an X-ray tube can be effectively reduced, and the efficiency is improved.
In the description of the present application, it should be understood that the terms "top," "bottom," "upper," "lower," "inner," "outer," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present application. The terms "coupled," "mounted," "secured," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present specification, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance unless explicitly specified and limited otherwise; the description of the terms "one embodiment," "some embodiments," "particular embodiments," and the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example.
The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (11)
1. A shielding container for accommodating an X-ray tube, comprising:
a mounting base provided with a containing cavity for containing the X-ray tube, wherein the top of the containing cavity is opened to form a top opening, the side surface of the accommodating cavity is opened to form a side wall opening, and the bottom of the accommodating cavity is provided with a ray outlet;
the top protection cover is detachably arranged at the top of the mounting base and used for closing the top opening;
the side protection cover is detachably arranged on the side surface of the mounting base and is used for closing the side wall opening;
a rotatable connection for detachably mounting the top shield and the side shield to the mounting base, the rotatable connection comprising: the connecting device comprises a first assembly body, a second assembly body and a connecting body, wherein the first assembly body comprises a first mounting hole, the second assembly body comprises a second mounting hole which is opposite to the first mounting hole, one end of the connecting body is connected into the first mounting hole, the other end of the connecting body is connected into the second mounting hole, and the connecting body is connected with the first assembly body and the second assembly body in a rotating mode.
2. The shielding container for accommodating an X-ray tube according to claim 1, wherein,
the mounting base further comprises an assembly bracket, the accommodating cavity is mounted on the assembly bracket, the assembly bracket comprises a first portal and a second portal which are oppositely arranged, and the first assembly body is fixedly mounted on the top and the side face of the first portal.
3. The shielding container for accommodating an X-ray tube according to claim 2, wherein,
the top protection cover comprises a first flanging which is oppositely arranged, a second flanging which is arranged between the two first flanging and is used for covering the top of the second portal frame, and
the second assembly body is fixedly arranged on the side wall of the top protection cover opposite to the side wall where the second flanging is arranged, so that the second assembly body is in rotary connection with the first assembly body fixedly arranged on the top of the first portal frame through a connecting body;
the side protection cover comprises a third flanging which is symmetrically arranged with the first flanging when the top protection cover and the side protection cover are arranged on the mounting base, and also comprises a fourth flanging and a fifth flanging,
the second assembly body is fixedly arranged on the fourth turnup, so that the second assembly body is fixedly arranged on the side face of the first portal frame and is in rotary connection with the first assembly body through the connecting body, and the fifth turnup is covered on the side face of the second portal frame.
4. A shielding container for accommodating an X-ray tube according to claim 3, wherein,
the side protection cover further comprises a limiting cantilever, and the limiting cantilever is vertically arranged at the bottom end of the fifth flanging; and
and a limiting step for overlapping the limiting cantilever is arranged on the second portal frame.
5. The shielding container for accommodating an X-ray tube according to claim 4, wherein,
the horizontal plane where the limiting step is located below the horizontal plane where the bottom edge of the accommodating cavity is located.
6. The shielding container for accommodating an X-ray tube according to claim 5, wherein,
the first side surface of the side surface protection cover is in closed arrangement, the second side surface of the side surface protection cover is open to form an opening, the first side surface is positioned on one side where the fourth flanging is located, and the second side surface is positioned on one side where the limiting cantilever is located.
7. A shielding container for accommodating an X-ray tube according to claim 3, wherein the first flange and the third flange are provided with symmetrical mounting holes.
8. The shielding container for receiving an X-ray tube according to claim 2, wherein the bottom end of the mounting bracket is provided with a mounting hole.
9. Shielding container for accommodating an X-ray tube according to any one of claims 1 to 8, characterized in that,
the accommodating cavity is arc-shaped;
the top shield and the side shield are recessed to a side facing away from the receiving cavity.
10. The shielding container for accommodating an X-ray tube according to any one of claims 1 to 8, further comprising:
and the electric shutter device is used for controlling the opening and closing states of the ray outlet.
11. A radiation scanning inspection system, comprising: shielding container for accommodating an X-ray tube according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710219125.7A CN106841239B (en) | 2017-04-06 | 2017-04-06 | Shielded container for accommodating X-ray tube and radiation scanning inspection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710219125.7A CN106841239B (en) | 2017-04-06 | 2017-04-06 | Shielded container for accommodating X-ray tube and radiation scanning inspection system |
Publications (2)
| Publication Number | Publication Date |
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| CN106841239A CN106841239A (en) | 2017-06-13 |
| CN106841239B true CN106841239B (en) | 2023-11-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710219125.7A Active CN106841239B (en) | 2017-04-06 | 2017-04-06 | Shielded container for accommodating X-ray tube and radiation scanning inspection system |
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| Country | Link |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110459338A (en) * | 2018-05-08 | 2019-11-15 | 清华大学 | Screened room, radiation source device and vehicle safety detection system |
| CN109036608A (en) * | 2018-08-09 | 2018-12-18 | 佛山市纳西弗科技有限公司 | A kind of screening arrangement for ray tube test |
| CN109540932A (en) * | 2018-12-19 | 2019-03-29 | 昆山博泽智能科技有限公司 | A kind of x-ray scanning apparatus |
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| CN106841239A (en) | 2017-06-13 |
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